Marsh McLennan’s Mercer completes acquisition of Fundhouse 

LONDON, 2 October 2025 - Mercer, a business of Marsh McLennan (NYSE: MMC) and a global leader in helping clients realise their investment objectives, shape the future of work and enhance health and retirement outcomes for their people, today announced the completion of its previously announced acquisition of Fundhouse in the UK, a leading London-based provider of investment advisory and model portfolio services.

The purchase further strengthens Mercer’s capabilities and allows it to broaden its wealth management presence in the UK. Fundhouse and its clients will also benefit from Mercer’s support, including access to Mercer’s UK-wide presence and breadth of global investment research. 

Benoit Hudon, Mercer’s UK CEO, said: “Completion of this deal strengthens our proposition in the UK wealth management sector. It means we can use our combined capabilities to bring exciting new opportunities and ideas to our clients. We are delighted to welcome Fundhouse colleagues to Marsh McLennan.”

Rory Maguire, Fundhouse’s CEO and Chief Investment Officer, said: “I am excited by the opportunities this deal brings. Together, with our combined focus on deep research and excellent client service, we can continue to provide our clients with fresh perspectives and excellent outcomes.”

Following this successful completion of the deal, Fundhouse colleagues will join Mercer. 

Mercer, a business of Marsh McLennan (NYSE: MMC), is a global leader in helping clients realise their investment objectives, shape the future of work and enhance health and retirement outcomes for their people. Marsh McLennan is a global leader in risk, strategy and people, advising clients in 130 countries across four businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman. With annual revenue of over $24 billion and more than 90,000 colleagues, Marsh McLennan helps build the confidence to thrive through the power of perspective. For more information, visit mercer.com, or follow on LinkedIn and X.  

Fundhouse is a founder-led boutique investment consulting and discretionary model portfolio service provider based in London. It offers investment advisor services to a range of institutional wealth managers and delivers an award-winning model portfolio service to financial advisors across the UK.